18859400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1$

素因数の和:751

約数の個数: 96

約数和(自身を含む): 52824000

約数和(自身を除く): 33964600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 95, 100, 133, 140, 152, 175, 190, 200, 266, 280, 350, 380, 475, 532, 665, 700, 709, 760, 950, 1064, 1330, 1400, 1418, 1900, 2660, 2836, 3325, 3545, 3800, 4963, 5320, 5672, 6650, 7090, 9926, 13300, 13471, 14180, 17725, 19852, 24815, 26600, 26942, 28360, 35450, 39704, 49630, 53884, 67355, 70900, 94297, 99260, 107768, 124075, 134710, 141800, 188594, 198520, 248150, 269420, 336775, 377188, 471485, 496300, 538840, 673550, 754376, 942970, 992600, 1347100, 1885940, 2357425, 2694200, 3771880, 4714850, 9429700, 18859400]

約数ペア:

[(1, 18859400), (2, 9429700), (4, 4714850), (5, 3771880), (7, 2694200), (8, 2357425), (10, 1885940), (14, 1347100), (19, 992600), (20, 942970), (25, 754376), (28, 673550), (35, 538840), (38, 496300), (40, 471485), (50, 377188), (56, 336775), (70, 269420), (76, 248150), (95, 198520), (100, 188594), (133, 141800), (140, 134710), (152, 124075), (175, 107768), (190, 99260), (200, 94297), (266, 70900), (280, 67355), (350, 53884), (380, 49630), (475, 39704), (532, 35450), (665, 28360), (700, 26942), (709, 26600), (760, 24815), (950, 19852), (1064, 17725), (1330, 14180), (1400, 13471), (1418, 13300), (1900, 9926), (2660, 7090), (2836, 6650), (3325, 5672), (3545, 5320), (3800, 4963)]